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scanner, client: Added more error checks when strtol function is used

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Signed-off-by: Imran Zaman <imran.zaman@gmail.com>
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
This commit is contained in:
Imran Zaman 2014-11-05 17:40:18 +02:00 • committed by Pekka Paalanen
parent ba6b79c577
commit ff769d8fae
2 changed files with 7 additions and 2 deletions
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4
src/scanner.c
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@ -405,11 +405,13 @@ start_element(void *data, const char *element_name, const char **atts)
message->destructor = 0;
if (since != NULL) {
int prev_errno = errno;
errno = 0;
version = strtol(since, &end, 0);
if (errno == EINVAL || end == since || *end != '\0')
if (errno != 0 || end == since || *end != '\0')
fail(&ctx->loc,
"invalid integer (%s)\n", since);
errno = prev_errno;
} else {
version = 1;
}